8650872 has 48 divisors (see below), whose sum is σ = 23882040. Its totient is φ = 2827968.

The previous prime is 8650849. The next prime is 8650879. The reversal of 8650872 is 2780568.

8650872 is a `hidden beast` number, since 86 + 508 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8650879) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2683 + ... + 4949.

Almost surely, 2^8650872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8650872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11941020).

8650872 is an abundant number, since it is smaller than the sum of its proper divisors (15231168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8650872 is a wasteful number, since it uses less digits than its factorization.

8650872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332 (or 2325 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 8650872 is about 2941.2364746820. The cubic root of 8650872 is about 205.2831463147.

The spelling of 8650872 in words is "eight million, six hundred fifty thousand, eight hundred seventy-two".